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16 August, 15:05

Simplify by combining like terms. (Do not factor)

2x^2 + 2xy - 7y^2 - 7y^2 - xy + 2y^2

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  1. 16 August, 17:38
    0
    2x^2 + xy - 12y^2

    Step-by-step explanation:

    2x^2 + 2xy - 7y^2 - 7y^2 - xy + 2y^2

    Combine like terms

    2x^2 + 2xy - xy - 7y^2 - 7y^2 + 2y^2

    2x^2 + xy - 12y^2
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